Tom Hooper’s Les Misérables stands apart from other movie musicals not only in terms of how grounded and tangible the setting feels, but also how the ensemble cast performed the original Broadway show’s tunes during filming – as opposed to either well-ahead of shooting or during post-production. The teaser trailer hinted at the results, with Anne Hathaway delivering an untraditional rendition of lyricists Alain Boublil and Jean-Marc Natel’s song “I Dreamed a Dream.”